1428778897

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{3671}}^1$

素因数の和:3758

約数の個数: 36

約数和(自身を含む): 1838526336

約数和(自身を除く): 409747439

約数列:

[1, 7, 13, 47, 49, 91, 169, 329, 611, 637, 1183, 2303, 3671, 4277, 7943, 8281, 25697, 29939, 47723, 55601, 172537, 179879, 334061, 389207, 620399, 1207759, 2242981, 2338427, 4342793, 8454313, 15700867, 29158753, 30399551, 109906069, 204111271, 1428778897]

約数ペア:

[(1, 1428778897), (7, 204111271), (13, 109906069), (47, 30399551), (49, 29158753), (91, 15700867), (169, 8454313), (329, 4342793), (611, 2338427), (637, 2242981), (1183, 1207759), (2303, 620399), (3671, 389207), (4277, 334061), (7943, 179879), (8281, 172537), (25697, 55601), (29939, 47723)]